Cita APA (7a ed.)

Whitrow, G. (1990). The natural philosophy of time (2nd ed.). Clarendon Press.

Cita Chicago Style (17a ed.)

Whitrow, G.J. The Natural Philosophy of Time. 2nd ed. Oxford: Clarendon Press, 1990.

Cita MLA (9a ed.)

Whitrow, G.J. The Natural Philosophy of Time. 2nd ed. Clarendon Press, 1990.